package string;

/**
 * @description: TODO
 * @author yumo
 * @version: 1.0
 * @date 2025/3/11 10:22
 */
public class LengthDemo {
    public static void main(String[] args) {
        String str="我爱java!";
        int len=str.length();
        System.out.println(len);
    }
}
